Trolley Cart Wheels Products DescriptionDC Casters Trolley Cart Wheels are widely use in four wheels trolley,Website:http://www.dc-casters.com, Foldable Trolley, Storage Box, Plastic Foldable Cart, Heavy Duty Trolley, Steel Foldable Trolley and etc.Wheel Diameters (Inch):6'',8'',10'',12'',14'',16''Loading capacity: 200KGS-2000KGSProducts Picture are listed size specification.